If you are on a budget, your best bet is this Forever 21 Cropped Top. It's a popular piece, while not very costly. Another strong contender for your wardrobe is this Milly Cropped Top. While the price of this piece is not too high, it will definitely attract a lot of attention. You might also want to consider this Express Cropped Top. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.